“…Three studies [41,44,45] included a prepost design and only reported the total number of participants in the study. Researchers reported on studies with physicians only [40,41,52], medical residents/students/interns only [39,42,49,50,54,56], nursing and medical students [43], nurses only [44,48], nursing students only [55], and a mix of care providers [45,47,51,53,57,58]. Only one study reported on a mix of care providers and patients [46].…”